| 单词 | steady-state theory |
| 释义 | steady-state theory in British Englishnoun a cosmological theory postulating that the universe exists throughout time in a steady state such that the average density of matter does not vary with distance or time. Matter is continuously created in the space left by the receding stars and galaxies of the expanding universe Compare big-bang theorysteady-state theory in American English a theory of cosmology, no longer favored, holding that new matter is continuously being created, thus keeping the density of the expanding universe constant see also big-bang theory |
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